Home / 6,230.80-8,598.45-3,398.23

Finding the Fourth Proportional to 6,230.80, 8,598.45 and 3,398.23

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Solution

The fourth proportional to 6,230.80, 8,598.45 and 3,398.23 is: 4,689.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,230.80 : 8,598.45 = 3,398.23 : x
  2. Step 2: Convert to fraction form
    6,230.80/8,598.45 = 3,398.23/x
  3. Step 3: Cross multiply
    6,230.80x = 8,598.45 × 3,398.23
  4. Step 4: Simplify right side
    6,230.80x = 29,219,510.74
  5. Step 5: Solve for x
    x = 29,219,510.74/6,230.80
  6. Step 6: Final answer
    x = 4,689.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.